Fix overlapping alpha of shade pull down

The brightness slider and media player had overlapping elements that
made the alpha animation janky.

We now avoid it by caching them as a texture.

Test: visual
Bug: 199047412
Change-Id: I65871e9931dec2238fda1dc0aa22ff7830098f96

2 files changed, 2 insertions, 0 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/media/PlayerViewHolder.kt b/packages/SystemUI/src/com/android/systemui/media/PlayerViewHolder.kt
index f32dad632721..042a337322e9 100644
--- a/packages/SystemUI/src/com/android/systemui/media/PlayerViewHolder.kt
+++ b/packages/SystemUI/src/com/android/systemui/media/PlayerViewHolder.kt
@@ -106,6 +106,7 @@ class PlayerViewHolder private constructor(itemView: View) {
          */
         @JvmStatic fun create(inflater: LayoutInflater, parent: ViewGroup): PlayerViewHolder {
             val mediaView = inflater.inflate(R.layout.media_view, parent, false)
+            mediaView.setLayerType(View.LAYER_TYPE_HARDWARE, null)
             // Because this media view (a TransitionLayout) is used to measure and layout the views
             // in various states before being attached to its parent, we can't depend on the default
             // LAYOUT_DIRECTION_INHERIT to correctly resolve the ltr direction.
diff --git a/packages/SystemUI/src/com/android/systemui/settings/brightness/BrightnessSliderView.java b/packages/SystemUI/src/com/android/systemui/settings/brightness/BrightnessSliderView.java
index 15aa2b730adf..0e037ad56257 100644
--- a/packages/SystemUI/src/com/android/systemui/settings/brightness/BrightnessSliderView.java
+++ b/packages/SystemUI/src/com/android/systemui/settings/brightness/BrightnessSliderView.java
@@ -60,6 +60,7 @@ public class BrightnessSliderView extends FrameLayout {
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
+        setLayerType(LAYER_TYPE_HARDWARE, null);
 
         mSlider = requireViewById(R.id.slider);
         mSlider.setAccessibilityLabel(getContentDescription().toString());