diff --git a/quickstep/libs/sysui_shared.jar b/quickstep/libs/sysui_shared.jar
index 0adc83a..13f41ee 100644
--- a/quickstep/libs/sysui_shared.jar
+++ b/quickstep/libs/sysui_shared.jar
Binary files differ
diff --git a/quickstep/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java b/quickstep/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java
index ab350e4..bd1cdc6 100644
--- a/quickstep/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java
+++ b/quickstep/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java
@@ -190,7 +190,7 @@
                                 }
                             });
                         }
-                        anim.play(getWindowAnimators(v, targetCompats));
+                        anim.play(getOpeningWindowAnimators(v, targetCompats));
                     }
 
                     if (launcherClosing) {
@@ -454,7 +454,7 @@
     /**
      * @return Animator that controls the window of the opening targets.
      */
-    private ValueAnimator getWindowAnimators(View v, RemoteAnimationTargetCompat[] targets) {
+    private ValueAnimator getOpeningWindowAnimators(View v, RemoteAnimationTargetCompat[] targets) {
         Rect bounds = new Rect();
         if (v.getParent() instanceof DeepShortcutView) {
             // Deep shortcut views have their icon drawn in a separate view.
@@ -475,7 +475,6 @@
         appAnimator.addUpdateListener(new MultiValueUpdateListener() {
             // Fade alpha for the app window.
             FloatProp mAlpha = new FloatProp(0f, 1f, 0, 60, LINEAR);
-
             boolean isFirstFrame = true;
 
             @Override
@@ -522,6 +521,10 @@
                 crop.bottom = (int) (crop.top + cropHeight);
 
                 TransactionCompat t = new TransactionCompat();
+                if (isFirstFrame) {
+                    RemoteAnimationProvider.prepareTargetsForFirstFrame(targets, t, MODE_OPENING);
+                    isFirstFrame = false;
+                }
                 for (RemoteAnimationTargetCompat target : targets) {
                     if (target.mode == MODE_OPENING) {
                         t.setAlpha(target.leash, mAlpha.value);
@@ -533,15 +536,10 @@
                         t.setWindowCrop(target.leash, crop);
                         t.deferTransactionUntil(target.leash, surface, getNextFrameNumber(surface));
                     }
-                    if (isFirstFrame) {
-                        t.show(target.leash);
-                    }
                 }
-                t.setEarlyWakeup();
                 t.apply();
 
                 matrix.reset();
-                isFirstFrame = false;
             }
         });
         return appAnimator;
@@ -638,6 +636,10 @@
             @Override
             public void onUpdate(float percent) {
                 TransactionCompat t = new TransactionCompat();
+                if (isFirstFrame) {
+                    RemoteAnimationProvider.prepareTargetsForFirstFrame(targets, t, MODE_CLOSING);
+                    isFirstFrame = false;
+                }
                 for (RemoteAnimationTargetCompat app : targets) {
                     if (app.mode == RemoteAnimationTargetCompat.MODE_CLOSING) {
                         t.setAlpha(app.leash, mAlpha.value);
@@ -648,19 +650,10 @@
                         matrix.postTranslate(app.position.x, app.position.y);
                         t.setMatrix(app.leash, matrix);
                     }
-                    if (isFirstFrame) {
-                        int layer = app.mode == RemoteAnimationTargetCompat.MODE_CLOSING
-                                ? Integer.MAX_VALUE
-                                : app.prefixOrderIndex;
-                        t.setLayer(app.leash, layer);
-                        t.show(app.leash);
-                    }
                 }
-                t.setEarlyWakeup();
                 t.apply();
 
                 matrix.reset();
-                isFirstFrame = false;
             }
         });
 
diff --git a/quickstep/src/com/android/quickstep/OtherActivityTouchConsumer.java b/quickstep/src/com/android/quickstep/OtherActivityTouchConsumer.java
index f7e45d3..6ce9372 100644
--- a/quickstep/src/com/android/quickstep/OtherActivityTouchConsumer.java
+++ b/quickstep/src/com/android/quickstep/OtherActivityTouchConsumer.java
@@ -22,7 +22,6 @@
 import static android.view.MotionEvent.ACTION_UP;
 import static android.view.MotionEvent.INVALID_POINTER_ID;
 
-import static com.android.systemui.shared.system.NavigationBarCompat.QUICK_STEP_DRAG_SLOP_PX;
 import static com.android.systemui.shared.system.RemoteAnimationTargetCompat.MODE_CLOSING;
 
 import android.annotation.TargetApi;
@@ -50,6 +49,7 @@
 import com.android.systemui.shared.system.ActivityManagerWrapper;
 import com.android.systemui.shared.system.AssistDataReceiver;
 import com.android.systemui.shared.system.BackgroundExecutor;
+import com.android.systemui.shared.system.NavigationBarCompat;
 import com.android.systemui.shared.system.NavigationBarCompat.HitTarget;
 import com.android.systemui.shared.system.RecentsAnimationControllerCompat;
 import com.android.systemui.shared.system.RecentsAnimationListener;
@@ -79,6 +79,7 @@
     private final PointF mLastPos = new PointF();
     private int mActivePointerId = INVALID_POINTER_ID;
     private boolean mPassedInitialSlop;
+    private int mQuickStepDragSlop;
     private float mStartDisplacement;
     private WindowTransformSwipeHandler mInteractionHandler;
     private int mDisplayRotation;
@@ -120,6 +121,7 @@
                 mDownPos.set(ev.getX(), ev.getY());
                 mLastPos.set(mDownPos);
                 mPassedInitialSlop = false;
+                mQuickStepDragSlop = NavigationBarCompat.getQuickStepDragSlopPx();
 
                 // Start the window animation on down to give more time for launcher to draw if the
                 // user didn't start the gesture over the back button
@@ -152,7 +154,8 @@
                 }
                 mLastPos.set(ev.getX(pointerIndex), ev.getY(pointerIndex));
                 float displacement = getDisplacement(ev);
-                if (!mPassedInitialSlop && Math.abs(displacement) > QUICK_STEP_DRAG_SLOP_PX) {
+                if (!mPassedInitialSlop
+                        && Math.abs(displacement) > mQuickStepDragSlop) {
                     mPassedInitialSlop = true;
                     mStartDisplacement = displacement;
 
diff --git a/quickstep/src/com/android/quickstep/OverviewCommandHelper.java b/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
index aadd44f..43772fb 100644
--- a/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
+++ b/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
@@ -42,7 +42,6 @@
 import android.util.Log;
 import android.view.View;
 import android.view.ViewConfiguration;
-
 import com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.MainThreadExecutor;
@@ -52,7 +51,6 @@
 import com.android.quickstep.ActivityControlHelper.FallbackActivityControllerHelper;
 import com.android.quickstep.ActivityControlHelper.LauncherActivityControllerHelper;
 import com.android.quickstep.util.ClipAnimationHelper;
-import com.android.quickstep.util.RemoteAnimationProvider;
 import com.android.quickstep.util.RemoteAnimationTargetSet;
 import com.android.quickstep.util.SysuiEventLogger;
 import com.android.quickstep.views.RecentsView;
@@ -60,7 +58,6 @@
 import com.android.systemui.shared.system.PackageManagerWrapper;
 import com.android.systemui.shared.system.RemoteAnimationTargetCompat;
 import com.android.systemui.shared.system.TransactionCompat;
-
 import java.util.ArrayList;
 
 /**
@@ -278,7 +275,6 @@
             if (mListener != null) {
                 mListener.unregister();
             }
-            RemoteAnimationProvider.showOpeningTarget(targetCompats);
             AnimatorSet anim = new AnimatorSet();
             anim.addListener(new AnimationSuccessListener() {
                 @Override
@@ -321,12 +317,13 @@
             mHelper.getSwipeUpDestinationAndLength(
                     mActivity.getDeviceProfile(), mActivity, targetRect);
             clipHelper.updateTargetRect(targetRect);
+            clipHelper.prepareAnimation(false /* isOpening */);
 
             ValueAnimator valueAnimator = ValueAnimator.ofFloat(0, 1);
             valueAnimator.setDuration(RECENTS_LAUNCH_DURATION);
             valueAnimator.setInterpolator(TOUCH_RESPONSE_INTERPOLATOR);
             valueAnimator.addUpdateListener((v) ->
-                clipHelper.applyTransform(targetSet, (float) v.getAnimatedValue()));
+                    clipHelper.applyTransform(targetSet, (float) v.getAnimatedValue()));
 
             if (targetSet.isAnimatingHome()) {
                 // If we are animating home, fade in the opening targets
@@ -337,9 +334,7 @@
                 valueAnimator.addUpdateListener((v) -> {
                     for (RemoteAnimationTargetCompat app : openingSet.apps) {
                         transaction.setAlpha(app.leash, (float) v.getAnimatedValue());
-                        transaction.show(app.leash);
                     }
-                    transaction.setEarlyWakeup();
                     transaction.apply();
                 });
             }
diff --git a/quickstep/src/com/android/quickstep/RecentsActivity.java b/quickstep/src/com/android/quickstep/RecentsActivity.java
index 31bead1..b780a3e 100644
--- a/quickstep/src/com/android/quickstep/RecentsActivity.java
+++ b/quickstep/src/com/android/quickstep/RecentsActivity.java
@@ -231,7 +231,7 @@
         super.onStop();
 
         // Workaround for b/78520668, explicitly trim memory once UI is hidden
-        UiFactory.onTrimMemory(this, TRIM_MEMORY_UI_HIDDEN);
+        onTrimMemory(TRIM_MEMORY_UI_HIDDEN);
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/TaskUtils.java b/quickstep/src/com/android/quickstep/TaskUtils.java
index c66f00f..559236d 100644
--- a/quickstep/src/com/android/quickstep/TaskUtils.java
+++ b/quickstep/src/com/android/quickstep/TaskUtils.java
@@ -41,6 +41,7 @@
 import com.android.launcher3.util.ComponentKey;
 import com.android.quickstep.RecentsAnimationInterpolator.TaskWindowBounds;
 import com.android.quickstep.util.MultiValueUpdateListener;
+import com.android.quickstep.util.RemoteAnimationProvider;
 import com.android.quickstep.views.RecentsView;
 import com.android.quickstep.views.TaskView;
 import com.android.systemui.shared.recents.model.Task;
@@ -159,7 +160,6 @@
 
             @Override
             public void onUpdate(float percent) {
-
                 final Surface surface = getSurface(v);
                 final long frameNumber = surface != null ? getNextFrameNumber(surface) : -1;
                 if (frameNumber == -1) {
@@ -182,6 +182,10 @@
                 crop.set(tw.winCrop);
 
                 TransactionCompat t = new TransactionCompat();
+                if (isFirstFrame) {
+                    RemoteAnimationProvider.prepareTargetsForFirstFrame(targets, t, MODE_OPENING);
+                    isFirstFrame = false;
+                }
                 for (RemoteAnimationTargetCompat target : targets) {
                     if (target.mode == RemoteAnimationTargetCompat.MODE_OPENING) {
                         t.setAlpha(target.leash, mTaskAlpha.value);
@@ -196,15 +200,10 @@
                             t.deferTransactionUntil(target.leash, surface, frameNumber);
                         }
                     }
-                    if (isFirstFrame) {
-                        t.show(target.leash);
-                    }
                 }
-                t.setEarlyWakeup();
                 t.apply();
 
                 matrix.reset();
-                isFirstFrame = false;
             }
         });
         return appAnimator;
diff --git a/quickstep/src/com/android/quickstep/WindowTransformSwipeHandler.java b/quickstep/src/com/android/quickstep/WindowTransformSwipeHandler.java
index 3217b78..ec50e67 100644
--- a/quickstep/src/com/android/quickstep/WindowTransformSwipeHandler.java
+++ b/quickstep/src/com/android/quickstep/WindowTransformSwipeHandler.java
@@ -64,6 +64,7 @@
 import com.android.quickstep.ActivityControlHelper.LayoutListener;
 import com.android.quickstep.TouchConsumer.InteractionType;
 import com.android.quickstep.util.ClipAnimationHelper;
+import com.android.quickstep.util.RemoteAnimationProvider;
 import com.android.quickstep.util.RemoteAnimationTargetSet;
 import com.android.quickstep.util.SysuiEventLogger;
 import com.android.quickstep.views.RecentsView;
@@ -545,9 +546,9 @@
         if (runningTaskTarget != null) {
             mClipAnimationHelper.updateSource(overviewStackBounds, runningTaskTarget);
         }
+        mClipAnimationHelper.prepareAnimation(false /* isOpening */);
         initTransitionEndpoints(dp);
 
-
         mRecentsAnimationWrapper.setController(controller, targets);
         setStateOnUiThread(STATE_APP_CONTROLLER_RECEIVED);
     }
diff --git a/quickstep/src/com/android/quickstep/util/ClipAnimationHelper.java b/quickstep/src/com/android/quickstep/util/ClipAnimationHelper.java
index ff72570..8b9903d 100644
--- a/quickstep/src/com/android/quickstep/util/ClipAnimationHelper.java
+++ b/quickstep/src/com/android/quickstep/util/ClipAnimationHelper.java
@@ -17,6 +17,8 @@
 
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.anim.Interpolators.SCROLL;
+import static com.android.systemui.shared.system.RemoteAnimationTargetCompat.MODE_CLOSING;
+import static com.android.systemui.shared.system.RemoteAnimationTargetCompat.MODE_OPENING;
 
 import android.graphics.Canvas;
 import android.graphics.Matrix;
@@ -71,6 +73,11 @@
 
     private float mTargetScale = 1f;
 
+    // Whether to boost the opening animation target layers, or the closing
+    private int mBoostModeTargetLayers = -1;
+    // Wether or not applyTransform has been called yet since prepareAnimation()
+    private boolean mIsFirstFrame = true;
+
     public void updateSource(Rect homeStackBounds, RemoteAnimationTargetCompat target) {
         mHomeStackBounds.set(homeStackBounds);
         mSourceInsets.set(target.contentInsets);
@@ -104,6 +111,11 @@
         mSourceRect.set(scaledTargetRect);
     }
 
+    public void prepareAnimation(boolean isOpening) {
+        mIsFirstFrame = true;
+        mBoostModeTargetLayers = isOpening ? MODE_OPENING : MODE_CLOSING;
+    }
+
     public void applyTransform(RemoteAnimationTargetSet targetSet, float progress) {
         RectF currentRect;
         mTmpRectF.set(mTargetRect);
@@ -124,6 +136,11 @@
                 (mSourceStackBounds.height() - (mSourceWindowClipInsets.bottom * progress));
 
         TransactionCompat transaction = new TransactionCompat();
+        if (mIsFirstFrame) {
+            RemoteAnimationProvider.prepareTargetsForFirstFrame(targetSet.unfilteredApps,
+                    transaction, mBoostModeTargetLayers);
+            mIsFirstFrame = false;
+        }
         for (RemoteAnimationTargetCompat app : targetSet.apps) {
             if (app.activityType != RemoteAnimationTargetCompat.ACTIVITY_TYPE_HOME) {
                 mTmpMatrix.setRectToRect(mSourceRect, currentRect, ScaleToFit.FILL);
@@ -136,9 +153,7 @@
                     || app.activityType == RemoteAnimationTargetCompat.ACTIVITY_TYPE_HOME) {
                 transaction.setAlpha(app.leash, 1 - progress);
             }
-            transaction.show(app.leash);
         }
-        transaction.setEarlyWakeup();
         transaction.apply();
     }
 
diff --git a/quickstep/src/com/android/quickstep/util/RemoteAnimationProvider.java b/quickstep/src/com/android/quickstep/util/RemoteAnimationProvider.java
index dfe1984..7fc3efb 100644
--- a/quickstep/src/com/android/quickstep/util/RemoteAnimationProvider.java
+++ b/quickstep/src/com/android/quickstep/util/RemoteAnimationProvider.java
@@ -44,15 +44,22 @@
                 new RemoteAnimationAdapterCompat(runner, duration, 0));
     }
 
-    static void showOpeningTarget(RemoteAnimationTargetCompat[] targetCompats) {
-        TransactionCompat t = new TransactionCompat();
-        for (RemoteAnimationTargetCompat target : targetCompats) {
-            int layer = target.mode == RemoteAnimationTargetCompat.MODE_CLOSING
+    /**
+     * Prepares the given {@param targets} for a remote animation, and should be called with the
+     * transaction from the first frame of animation.
+     *
+     * @param boostModeTargets The mode indicating which targets to boost in z-order above other
+     *                         targets.
+     */
+    static void prepareTargetsForFirstFrame(RemoteAnimationTargetCompat[] targets,
+            TransactionCompat t, int boostModeTargets) {
+        for (RemoteAnimationTargetCompat target : targets) {
+            int layer = target.mode == boostModeTargets
                     ? Integer.MAX_VALUE
                     : target.prefixOrderIndex;
             t.setLayer(target.leash, layer);
             t.show(target.leash);
         }
-        t.apply();
+        t.setEarlyWakeup();
     }
 }
diff --git a/quickstep/src/com/android/quickstep/util/RemoteAnimationTargetSet.java b/quickstep/src/com/android/quickstep/util/RemoteAnimationTargetSet.java
index 97d7fb9..04b8be5 100644
--- a/quickstep/src/com/android/quickstep/util/RemoteAnimationTargetSet.java
+++ b/quickstep/src/com/android/quickstep/util/RemoteAnimationTargetSet.java
@@ -24,6 +24,7 @@
  */
 public class RemoteAnimationTargetSet {
 
+    public final RemoteAnimationTargetCompat[] unfilteredApps;
     public final RemoteAnimationTargetCompat[] apps;
 
     public RemoteAnimationTargetSet(RemoteAnimationTargetCompat[] apps, int targetMode) {
@@ -36,6 +37,7 @@
             }
         }
 
+        this.unfilteredApps = apps;
         this.apps = filteredApps.toArray(new RemoteAnimationTargetCompat[filteredApps.size()]);
     }
 
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 1285a2b..2c08169 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -738,7 +738,7 @@
         getStateManager().moveToRestState();
 
         // Workaround for b/78520668, explicitly trim memory once UI is hidden
-        UiFactory.onTrimMemory(this, TRIM_MEMORY_UI_HIDDEN);
+        onTrimMemory(TRIM_MEMORY_UI_HIDDEN);
     }
 
     @Override