Merge "Use seamless for collecting transition with fixed rotation" into tm-qpr-dev am: 1b89cdbde8 am: c974894b15

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20674431

Change-Id: I1c1a7ab63f7611e981f7b7f0e151c9f5b8937485
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/services/core/java/com/android/server/wm/ActivityRecord.java b/services/core/java/com/android/server/wm/ActivityRecord.java
index 9cf1e2f..f725d1a 100644
--- a/services/core/java/com/android/server/wm/ActivityRecord.java
+++ b/services/core/java/com/android/server/wm/ActivityRecord.java
@@ -7672,6 +7672,10 @@
         // This activity may relaunch or perform configuration change so once it has reported drawn,
         // the screen can be unfrozen.
         ensureActivityConfiguration(0 /* globalChanges */, !PRESERVE_WINDOWS);
+        if (mTransitionController.isCollecting(this)) {
+            // In case the task was changed from PiP but still keeps old transform.
+            task.resetSurfaceControlTransforms();
+        }
     }
 
     void setRequestedOrientation(int requestedOrientation) {
diff --git a/services/core/java/com/android/server/wm/DisplayContent.java b/services/core/java/com/android/server/wm/DisplayContent.java
index d5802cf..c6dc24f 100644
--- a/services/core/java/com/android/server/wm/DisplayContent.java
+++ b/services/core/java/com/android/server/wm/DisplayContent.java
@@ -3392,6 +3392,9 @@
             if (!controller.isCollecting(this)) {
                 controller.collect(this);
                 startAsyncRotationIfNeeded();
+                if (mFixedRotationLaunchingApp != null) {
+                    setSeamlessTransitionForFixedRotation(controller.getCollectingTransition());
+                }
             }
             return;
         }
@@ -3401,12 +3404,8 @@
             mAtmService.startLaunchPowerMode(POWER_MODE_REASON_CHANGE_DISPLAY);
             if (mFixedRotationLaunchingApp != null) {
                 // A fixed-rotation transition is done, then continue to start a seamless display
-                // transition. And be fore the start transaction is applied, the non-app windows
-                // need to keep in previous rotation to avoid showing inconsistent content.
-                t.setSeamlessRotation(this);
-                if (mAsyncRotationController != null) {
-                    mAsyncRotationController.keepAppearanceInPreviousRotation();
-                }
+                // transition.
+                setSeamlessTransitionForFixedRotation(t);
             } else if (isRotationChanging()) {
                 if (displayChange != null) {
                     final boolean seamless = mDisplayRotation.shouldRotateSeamlessly(
@@ -3425,6 +3424,15 @@
         }
     }
 
+    private void setSeamlessTransitionForFixedRotation(Transition t) {
+        t.setSeamlessRotation(this);
+        // Before the start transaction is applied, the non-app windows need to keep in previous
+        // rotation to avoid showing inconsistent content.
+        if (mAsyncRotationController != null) {
+            mAsyncRotationController.keepAppearanceInPreviousRotation();
+        }
+    }
+
     /** If the display is in transition, there should be a screenshot covering it. */
     @Override
     boolean inTransition() {