| Class | Description | |
|---|---|---|
| b2Body | A rigid body. | |
| b2BodyDef | A body definition holds all the data needed to construct a rigid body. | |
| b2BoundaryListener | This is called when a body's shape passes outside of the world boundary. | |
| b2ContactFilter | Implement this class to provide collision filtering. | |
| b2ContactListener | Implement this class to get collision results. | |
| b2ContactManager | ||
| b2DebugDraw | Implement and register this class with a b2World to provide debug drawing of physics entities in your game. | |
| b2DestructionListener | Joints and shapes are destroyed when their associated body is destroyed. | |
| b2Island | ||
| b2TimeStep | ||
| b2World |