, though I have no idea how to create these; “open the app to the camera, navigate to the 3D option option in the dropdown menu, and voila:
The Verge writes,
Starting today, people with an iPhone X or newer can use “3D Camera Mode” to capture a selfie and and apply 3D effects, lenses, and filters to it.
Snap first introduced the idea for 3D effects with Snaps when it announced its latest version of Spectacles, which include a second camera to capture depth. The effects and filters add things like confetti, light streaks, and miscellaneous animations.