# Interface ContactListener

public interface ContactListener

- ## Method Summary

  Modifier and Type
  Method
  Description
  `void`
  `beginContact(Contact contact)`
  `void`
  `endContact(Contact contact)`
  `void`
  `postSolve(Contact contact, ContactImpulse impulse)`
  `void`
  `preSolve(Contact contact, Manifold oldManifold)`

- ## Method Details

  - ### beginContact

    void beginContact(Contact contact)

  - ### endContact

    void endContact(Contact contact)

  - ### preSolve

    void preSolve(Contact contact, Manifold oldManifold)

  - ### postSolve

    void postSolve(Contact contact, ContactImpulse impulse)