Tweaks to synchronized app transitions.

* Animations appear snappier by using new interpolators
  ie. new EXAGGERATED_EASE and updated AGGRESSIVE_EASE_IN_OUT
* Updated app icon/window alpha to make the motion/synchronization clearer.

Bug: 70220260
Change-Id: Ib05efc7f58d53b070e58f682f30651e31f9b3524

1 files changed, 13 insertions, 2 deletions

diff --git a/src/com/android/launcher3/anim/Interpolators.java b/src/com/android/launcher3/anim/Interpolators.java
index 0dcebe38e..6078776e0 100644
--- a/src/com/android/launcher3/anim/Interpolators.java
+++ b/src/com/android/launcher3/anim/Interpolators.java
@@ -16,6 +16,7 @@
 
 package com.android.launcher3.anim;
 
+import android.graphics.Path;
 import android.view.animation.AccelerateInterpolator;
 import android.view.animation.DecelerateInterpolator;
 import android.view.animation.Interpolator;
@@ -44,9 +45,19 @@ public class Interpolators {
     public static final Interpolator FAST_OUT_SLOW_IN = new PathInterpolator(0.4f, 0f, 0.2f, 1f);
 
     public static final Interpolator AGGRESSIVE_EASE = new PathInterpolator(0.2f, 0f, 0f, 1f);
-    public static final Interpolator AGGRESSIVE_EASE_IN_OUT = new PathInterpolator(0.8f,0, 0.4f, 1);
+    public static final Interpolator AGGRESSIVE_EASE_IN_OUT = new PathInterpolator(0.6f,0, 0.4f, 1);
 
-    public static final Interpolator APP_CLOSE_ALPHA = new PathInterpolator(0.9f, 0, 1f, 1f);
+    public static final Interpolator EXAGGERATED_EASE;
+
+    static {
+        Path exaggeratedEase = new Path();
+        exaggeratedEase.moveTo(0, 0);
+        exaggeratedEase.cubicTo(0.05f, 0f, 0.133333f, 0.08f, 0.166666f, 0.4f);
+        exaggeratedEase.cubicTo(0.225f, 0.94f, 0.5f, 1f, 1f, 1f);
+        EXAGGERATED_EASE = new PathInterpolator(exaggeratedEase);
+    }
+
+    public static final Interpolator APP_CLOSE_ALPHA = new PathInterpolator(0.4f, 0, 1f, 1f);
 
     public static final Interpolator OVERSHOOT_0 = new OvershootInterpolator(0);