| Interface | Description | 
|---|---|
| PhysicsCollisionGroupListener | 
 Interface to receive notifications whenever an object in a particular
 collision group is about to collide. 
 | 
| PhysicsCollisionListener | 
 Interface to receive notifications whenever an object in a particular physics
 space collides. 
 | 
| RagdollCollisionListener | 
 Interface to receive notifications whenever a KinematicRagdollControl
 collides with another physics object. 
 | 
| Class | Description | 
|---|---|
| CollisionFlag | 
 Named collision flags for a  
PhysicsCollisionObject. | 
| PhysicsCollisionEvent | 
 A CollisionEvent stores all information about a collision in the PhysicsWorld. 
 | 
| PhysicsCollisionEvent | 
 Describe a collision in the physics world. 
 | 
| PhysicsCollisionEventFactory | |
| PhysicsCollisionEventFactory | |
| PhysicsCollisionObject | 
 Base class for collision objects (PhysicsRigidBody, PhysicsGhostObject) 
 | 
| PhysicsCollisionObject | 
 The abstract base class for collision objects based on Bullet's
 btCollisionObject. 
 | 
| PhysicsRayTestResult | 
 Represent the results of a Bullet ray test. 
 | 
| PhysicsRayTestResult | 
 Contains the results of a PhysicsSpace rayTest. 
 | 
| PhysicsSweepTestResult | 
 Contains the results of a PhysicsSpace rayTest 
 | 
| PhysicsSweepTestResult | 
 Represent the results of a Bullet sweep test. 
 |