diff --git a/src/com/android/launcher3/LauncherState.java b/src/com/android/launcher3/LauncherState.java
index 182ed4b..c65a871 100644
--- a/src/com/android/launcher3/LauncherState.java
+++ b/src/com/android/launcher3/LauncherState.java
@@ -23,6 +23,7 @@
 import static com.android.launcher3.TestProtocol.NORMAL_STATE_ORDINAL;
 import static com.android.launcher3.TestProtocol.OVERVIEW_PEEK_STATE_ORDINAL;
 import static com.android.launcher3.TestProtocol.OVERVIEW_STATE_ORDINAL;
+import static com.android.launcher3.TestProtocol.QUICK_SWITCH_STATE_ORDINAL;
 import static com.android.launcher3.TestProtocol.SPRING_LOADED_STATE_ORDINAL;
 import static com.android.launcher3.anim.Interpolators.ACCEL_2;
 import static com.android.launcher3.states.RotationHelper.REQUEST_NONE;
@@ -31,9 +32,9 @@
 
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.states.SpringLoadedState;
+import com.android.launcher3.uioverrides.UiFactory;
 import com.android.launcher3.uioverrides.states.AllAppsState;
 import com.android.launcher3.uioverrides.states.OverviewState;
-import com.android.launcher3.uioverrides.UiFactory;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
 import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 
@@ -77,7 +78,7 @@
                 }
             };
 
-    private static final LauncherState[] sAllStates = new LauncherState[6];
+    private static final LauncherState[] sAllStates = new LauncherState[7];
 
     /**
      * TODO: Create a separate class for NORMAL state.
@@ -97,6 +98,8 @@
     public static final LauncherState OVERVIEW = new OverviewState(OVERVIEW_STATE_ORDINAL);
     public static final LauncherState OVERVIEW_PEEK =
             OverviewState.newPeekState(OVERVIEW_PEEK_STATE_ORDINAL);
+    public static final LauncherState QUICK_SWITCH =
+            OverviewState.newSwitchState(QUICK_SWITCH_STATE_ORDINAL);
     public static final LauncherState BACKGROUND_APP =
             OverviewState.newBackgroundState(BACKGROUND_APP_STATE_ORDINAL);
 
diff --git a/src/com/android/launcher3/LauncherStateManager.java b/src/com/android/launcher3/LauncherStateManager.java
index 19c896f..5f7538b 100644
--- a/src/com/android/launcher3/LauncherStateManager.java
+++ b/src/com/android/launcher3/LauncherStateManager.java
@@ -22,7 +22,7 @@
 import static com.android.launcher3.LauncherState.OVERVIEW_PEEK;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_OVERVIEW_FADE;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_OVERVIEW_SCALE;
-import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_OVERVIEW_TRANSLATE;
+import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_OVERVIEW_TRANSLATE_X;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_WORKSPACE_FADE;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_WORKSPACE_SCALE;
 import static com.android.launcher3.anim.Interpolators.ACCEL;
@@ -296,7 +296,7 @@
             builder.setInterpolator(ANIM_WORKSPACE_SCALE, OVERSHOOT_1_2);
             builder.setInterpolator(ANIM_WORKSPACE_FADE, OVERSHOOT_1_2);
             builder.setInterpolator(ANIM_OVERVIEW_SCALE, OVERSHOOT_1_2);
-            builder.setInterpolator(ANIM_OVERVIEW_TRANSLATE, OVERSHOOT_1_7);
+            builder.setInterpolator(ANIM_OVERVIEW_TRANSLATE_X, OVERSHOOT_1_7);
             builder.setInterpolator(ANIM_OVERVIEW_FADE, OVERSHOOT_1_2);
 
             // Start from a higher overview scale, but only if we're invisible so we don't jump.
@@ -305,7 +305,7 @@
             builder.setInterpolator(ANIM_WORKSPACE_SCALE, DEACCEL);
             builder.setInterpolator(ANIM_WORKSPACE_FADE, ACCEL);
             builder.setInterpolator(ANIM_OVERVIEW_SCALE, clampToProgress(ACCEL, 0, 0.9f));
-            builder.setInterpolator(ANIM_OVERVIEW_TRANSLATE, ACCEL);
+            builder.setInterpolator(ANIM_OVERVIEW_TRANSLATE_X, ACCEL);
             builder.setInterpolator(ANIM_OVERVIEW_FADE, DEACCEL_1_7);
             Workspace workspace = mLauncher.getWorkspace();
 
diff --git a/src/com/android/launcher3/TestProtocol.java b/src/com/android/launcher3/TestProtocol.java
index 0451ceb..49a736e 100644
--- a/src/com/android/launcher3/TestProtocol.java
+++ b/src/com/android/launcher3/TestProtocol.java
@@ -29,8 +29,9 @@
     public static final int SPRING_LOADED_STATE_ORDINAL = 1;
     public static final int OVERVIEW_STATE_ORDINAL = 2;
     public static final int OVERVIEW_PEEK_STATE_ORDINAL = 3;
-    public static final int ALL_APPS_STATE_ORDINAL = 4;
-    public static final int BACKGROUND_APP_STATE_ORDINAL = 5;
+    public static final int QUICK_SWITCH_STATE_ORDINAL = 4;
+    public static final int ALL_APPS_STATE_ORDINAL = 5;
+    public static final int BACKGROUND_APP_STATE_ORDINAL = 6;
 
     public static final String TEST_INFO_RESPONSE_FIELD = "response";
     public static final String REQUEST_HOME_TO_OVERVIEW_SWIPE_HEIGHT =
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index dd755cb..fd4b508 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -308,10 +308,14 @@
             Log.e(TAG, "mapToRange: range has 0 length");
             return toMin;
         }
-        float progress = Math.abs(t - fromMin) / Math.abs(fromMax - fromMin);
+        float progress = getProgress(t, fromMin, fromMax);
         return mapRange(interpolator.getInterpolation(progress), toMin, toMax);
     }
 
+    public static float getProgress(float current, float min, float max) {
+        return Math.abs(current - min) / Math.abs(max - min);
+    }
+
     public static float mapRange(float value, float min, float max) {
         return min + (value * (max - min));
     }
diff --git a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
index 21fdd3d..99a8801 100644
--- a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
+++ b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
@@ -21,6 +21,7 @@
 import static com.android.launcher3.LauncherState.HOTSEAT_ICONS;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_WORKSPACE_FADE;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_WORKSPACE_SCALE;
+import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_WORKSPACE_TRANSLATE;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.anim.Interpolators.ZOOM_OUT;
 import static com.android.launcher3.anim.PropertySetter.NO_ANIM_PROPERTY_SETTER;
@@ -114,7 +115,9 @@
             return;
         }
 
-        Interpolator translationInterpolator = !playAtomicComponent ? LINEAR : ZOOM_OUT;
+        Interpolator translationInterpolator = !playAtomicComponent
+                ? LINEAR
+                : builder.getInterpolator(ANIM_WORKSPACE_TRANSLATE, ZOOM_OUT);
         propertySetter.setFloat(mWorkspace, View.TRANSLATION_X,
                 scaleAndTranslation.translationX, translationInterpolator);
         propertySetter.setFloat(mWorkspace, View.TRANSLATION_Y,
diff --git a/src/com/android/launcher3/allapps/AllAppsTransitionController.java b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
index a4ecec7..4a1d432 100644
--- a/src/com/android/launcher3/allapps/AllAppsTransitionController.java
+++ b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
@@ -205,7 +205,7 @@
         mAppsView.getSearchUiManager().setContentVisibility(visibleElements, setter, allAppsFade);
 
         setter.setInt(mScrimView, ScrimView.DRAG_HANDLE_ALPHA,
-                (visibleElements & VERTICAL_SWIPE_INDICATOR) != 0 ? 255 : 0, LINEAR);
+                (visibleElements & VERTICAL_SWIPE_INDICATOR) != 0 ? 255 : 0, allAppsFade);
     }
 
     public AnimatorListenerAdapter getProgressAnimatorListener() {
diff --git a/src/com/android/launcher3/anim/AnimatorSetBuilder.java b/src/com/android/launcher3/anim/AnimatorSetBuilder.java
index 3ac9d3c..5c498f8 100644
--- a/src/com/android/launcher3/anim/AnimatorSetBuilder.java
+++ b/src/com/android/launcher3/anim/AnimatorSetBuilder.java
@@ -30,11 +30,13 @@
 
     public static final int ANIM_VERTICAL_PROGRESS = 0;
     public static final int ANIM_WORKSPACE_SCALE = 1;
-    public static final int ANIM_WORKSPACE_FADE = 2;
-    public static final int ANIM_OVERVIEW_SCALE = 3;
-    public static final int ANIM_OVERVIEW_TRANSLATE = 4;
-    public static final int ANIM_OVERVIEW_FADE = 5;
-    public static final int ANIM_ALL_APPS_FADE = 6;
+    public static final int ANIM_WORKSPACE_TRANSLATE = 2;
+    public static final int ANIM_WORKSPACE_FADE = 3;
+    public static final int ANIM_OVERVIEW_SCALE = 4;
+    public static final int ANIM_OVERVIEW_TRANSLATE_X = 5;
+    public static final int ANIM_OVERVIEW_TRANSLATE_Y = 6;
+    public static final int ANIM_OVERVIEW_FADE = 7;
+    public static final int ANIM_ALL_APPS_FADE = 8;
 
     public static final int FLAG_DONT_ANIMATE_OVERVIEW = 1 << 0;