commit 6c1fa64a1dd64407644b4138cc5c0f426a3f4421
author vadimt <vadimt@google.com> Fri Nov 20 15:43:02 2020 -0800
committer Vadim Tryshev <vadimt@google.com> Sat Nov 21 00:09:42 2020 +0000
tree d486440c71a52aea4200120a787052872dc8e41d
parent 2f4654ee0448532455d0ecce649048a2757ffbad

Fixing jank in launching app from recents

Moving expensive actions from the last
frame's rendering.

This reduces the max frame time from > 16 ms
to <= 8 ms, which is good for now.

Test: Trace, metrics
Bug: 173640772
Bug: 173072373
Change-Id: I6d06a129f68d9b26f52c773b817558c77604ae5e

quickstep/src/com/android/quickstep/TaskViewUtils.java

diff --git a/quickstep/src/com/android/quickstep/TaskViewUtils.java b/quickstep/src/com/android/quickstep/TaskViewUtils.java
index 2aed76a..9da306e 100644
--- a/quickstep/src/com/android/quickstep/TaskViewUtils.java
+++ b/quickstep/src/com/android/quickstep/TaskViewUtils.java
@@ -312,8 +312,10 @@
             windowAnimEndListener = new AnimatorListenerAdapter() {
                 @Override
                 public void onAnimationEnd(Animator animation) {
-                    stateManager.moveToRestState();
-                    stateManager.reapplyState();
+                    recentsView.post(() -> {
+                        stateManager.moveToRestState();
+                        stateManager.reapplyState();
+                    });
                 }
             };
         } else {