MotionScene constraint search view|-|&tag=MotionLayout

sample_collapsing_animation_scene.xml

<Constraint  
    android:id="@id/search_view"  
    android:layout_width="match_parent"  
    android:layout_height="wrap_content"  
    android:layout_marginStart="16dp"  
    android:layout_marginEnd="16dp"  
    android:elevation="4dp"  
    motion:layout_constraintEnd_toEndOf="parent"  
    motion:layout_constraintStart_toStartOf="parent"  
    motion:layout_constraintTop_toBottomOf="@id/navigation_icon" />