activity_circular_cards_demo_scene.xml

<?xml version="1.0" encoding="utf-8"?>
<MotionScene xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    ...

    <Transition
        app:constraintSetEnd="@+id/firstCard"
        app:constraintSetStart="@id/start"
        app:duration="1000">
        <OnSwipe
            app:dragDirection="dragRight"
            app:onTouchUp="autoComplete"
            app:touchRegionId="@id/cardCenter" />
        <KeyFrameSet>
            <KeyPosition
                app:framePosition="50"
                app:keyPositionType="pathRelative"
                app:motionTarget="@+id/cardCenter"
                app:percentX="1.75" />
        </KeyFrameSet>
    </Transition>

    <!-- ================= -->

    <ConstraintSet android:id="@+id/start">
        ...
    </ConstraintSet>

    <ConstraintSet android:id="@+id/secondCard">
        ...
    </ConstraintSet>

    <ConstraintSet android:id="@+id/firstCard">
        <Constraint android:id="@+id/cardCenter">
            <Layout
                android:layout_width="212dp"
                android:layout_height="135dp"
                app:layout_constraintCircle="@+id/guide"
                app:layout_constraintCircleAngle="20"
                app:layout_constraintCircleRadius="290dp" />
            <Transform
                android:elevation="4dp"
                android:rotation="110" />
        </Constraint>

        <Constraint android:id="@+id/cardRight1">
            <Layout
                android:layout_width="212dp"
                android:layout_height="135dp"
                app:layout_constraintCircle="@+id/guide"
                app:layout_constraintCircleAngle="40"
                app:layout_constraintCircleRadius="290dp" />
            <Transform
                android:elevation="3dp"
                android:rotation="130" />
        </Constraint>

        <Constraint android:id="@+id/cardLeft1">
            <Layout
                android:layout_width="318dp"
                android:layout_height="202dp"
                app:layout_constraintCircle="@+id/guide"
                app:layout_constraintCircleAngle="0"
                app:layout_constraintCircleRadius="290dp" />
            <Transform
                android:elevation="5dp"
                android:rotation="90" />
        </Constraint>
    </ConstraintSet>
</MotionScene>