diff options
| -rw-r--r-- | libs/WindowManager/Shell/src/com/android/wm/shell/transition/DefaultTransitionHandler.java | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/DefaultTransitionHandler.java b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/DefaultTransitionHandler.java index cff60f5e5b6c..4c927b6e84b8 100644 --- a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/DefaultTransitionHandler.java +++ b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/DefaultTransitionHandler.java @@ -554,6 +554,12 @@ public class DefaultTransitionHandler implements Transitions.TransitionHandler { private void edgeExtendWindow(TransitionInfo.Change change, Animation a, SurfaceControl.Transaction startTransaction, SurfaceControl.Transaction finishTransaction) { + // Do not create edge extension surface for transfer starting window change. + // The app surface could be empty thus nothing can draw on the hardware renderer, which will + // block this thread when calling Surface#unlockCanvasAndPost. + if ((change.getFlags() & FLAG_STARTING_WINDOW_TRANSFER_RECIPIENT) != 0) { + return; + } final Transformation transformationAtStart = new Transformation(); a.getTransformationAt(0, transformationAtStart); final Transformation transformationAtEnd = new Transformation(); |