public ContactPoint2D[] contacts ;


The specific points of contact with the incoming Collider2D. You should avoid using this as it produces memory garbage. Use GetContacts instead.

See Also: Collider2D class.

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { public GameObject explosion;

void OnCollisionEnter2D(Collision2D coll) { // If a missile hits this object if (coll.transform.tag == "Missile") { Debug.Log("HIT!");

// Spawn an explosion at each point of contact foreach (ContactPoint2D missileHit in coll.contacts) { Vector2 hitPoint = missileHit.point; Instantiate(explosion, new Vector3(hitPoint.x, hitPoint.y, 0), Quaternion.identity); } } } }