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Commit 4f67be7b authored by Lucas Dupin's avatar Lucas Dupin
Browse files

Avoid pixel rounding issue during animation 

Bug: 38146787
Test: visual
Change-Id: I9f758f4163cdf9ba8e3ea27ef153d2f025fc795b
parent 0b1b1c43

packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java

+3 −2
Original line number Diff line number Diff line
@@ -2220,14 +2220,15 @@ public class NotificationStackScrollLayout extends ViewGroup 
        ActivatableNotificationView firstView = mFirstVisibleBackgroundChild;

        int top = 0;

        if (firstView != null) {

            int finalTranslationY = (int) ViewState.getFinalTranslationY(firstView);

            // Round Y up to avoid seeing the background during animation

            int finalTranslationY = (int) Math.ceil(ViewState.getFinalTranslationY(firstView));

            if (mAnimateNextBackgroundTop

                    || mTopAnimator == null && mCurrentBounds.top == finalTranslationY

                    || mTopAnimator != null && mEndAnimationRect.top == finalTranslationY) {

                // we're ending up at the same location as we are now, lets just skip the animation

                top = finalTranslationY;

            } else {

                top = (int) firstView.getTranslationY();

                top = (int) Math.ceil(firstView.getTranslationY());

            }

        }

        ActivatableNotificationView lastView = mShelf.hasItemsInStableShelf()