| Class | Description | 
|---|---|
| PhysicsCharacter | 
 Basic Bullet Character 
 | 
| PhysicsGhostObject | 
 From Bullet manual: 
GhostObject can keep track of all objects that are overlapping.  | 
| PhysicsRigidBody | 
 PhysicsRigidBody - Basic physics object 
 | 
| PhysicsVehicle | 
 PhysicsVehicleNode - Special PhysicsNode that implements vehicle functions 
 | 
| VehicleWheel | 
 Stores info about one wheel of a PhysicsVehicle 
 |