Breakdown 1/6 Blob Shadow - Ground your digital object with a blob shadow. 2/6 Light Estimation - Calculate light intensity based on the average color of the camera feed. 3/6 Sun Direction - Determine sun direction based on your mobile's longitude, latitude, time of day and true north. 4/6 Real-time Shadow - Use ARKit's ARSurface shader for real-time shadow and determine shadow intensity based on light intensity. 5/6 Realtime Reflection - Use the camera feed as input for your real-time reflection probe. 6/6 Camera Effects - Add additional camera effects like Color Grading and Fast Vignette for a stylish look.