| Box2D 2.2.1 A 2D Physics Engine for Games

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b2DestructionListener Class Reference

`#include <b2WorldCallbacks.h>`

List of all members.

## Public Member Functions

virtual void | SayGoodbye (b2Joint *joint)=0
virtual void | SayGoodbye (b2Fixture *fixture)=0

## Detailed Description

Joints and fixtures are destroyed when their associated body is destroyed. Implement this listener so that you may nullify references to these joints and shapes.

## Member Function Documentation

virtual void b2DestructionListener::SayGoodbye | ( | b2Joint * | joint | ) | `[pure virtual]`

Called when any joint is about to be destroyed due to the destruction of one of its attached bodies.

virtual void b2DestructionListener::SayGoodbye | ( | b2Fixture * | fixture | ) | `[pure virtual]`

Called when any fixture is about to be destroyed due to the destruction of its parent body.

The documentation for this class was generated from the following file:

- b2WorldCallbacks.h

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