tests/HwAccelerationTest/res/layout/isolation.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="#f55">
    <!-- Left and right layouts are not isolated volumes, so the text views
         will interleave since they share an isolated z volume-->
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal">
        <LinearLayout
            android:layout_width="0dp"
            android:layout_height="200dp"
            android:layout_weight="1"
            android:orientation="vertical">
            <TextView style="@style/TopLeftReorderTextView"/>
            <TextView style="@style/BottomLeftReorderTextView"/>
        </LinearLayout>
        <LinearLayout
            android:layout_width="0dp"
            android:layout_height="200dp"
            android:layout_weight="1"
            android:translationY="50dp"
            android:orientation="vertical">
            <TextView style="@style/TopRightReorderTextView"/>
            <TextView style="@style/BottomRightReorderTextView"/>
        </LinearLayout>
    </LinearLayout>

    <!-- Left and right volumes are isolated by default, so no interleaving will be seen. -->
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal">
        <LinearLayout
            android:layout_width="0dp"
            android:layout_height="200dp"
            android:layout_weight="1"
            android:orientation="vertical">
            <TextView style="@style/TopLeftReorderTextView"/>
            <TextView style="@style/BottomLeftReorderTextView"/>
        </LinearLayout>
        <LinearLayout
            android:layout_width="0dp"
            android:layout_height="200dp"
            android:layout_weight="1"
            android:translationY="50dp"
            android:orientation="vertical">
            <TextView style="@style/TopRightReorderTextView"/>
            <TextView style="@style/BottomRightReorderTextView"/>
        </LinearLayout>
    </LinearLayout>
</LinearLayout>