Interface for gravitational field event data
https://doc.babylonjs.com/features/featuresDeepDive/physics/usingPhysicsEngine#further-functionality-of-the-impostor-class
A sphere mesh used for the gravitational field event
Interface for gravitational field event data
See
https://doc.babylonjs.com/features/featuresDeepDive/physics/usingPhysicsEngine#further-functionality-of-the-impostor-class