经典游戏：吃豆人

经典游戏案例：吃豆人

学习目标：游戏核心玩法实现

游戏画面

项目结构目录

部分核心代码

public class GhostMove : MonoBehaviour {
	public AudioSource source;
	public AudioClip sound;

	public Transform[] waypoints;
	int cur = 0;

	public float speed = 0.3f;

	void Start() {
		source.clip = sound;
	}

	void FixedUpdate () {
		// Waypoint not reached yet? then move closer
		if (transform.position != waypoints[cur].position) {
			Vector2 p = Vector2.MoveTowards(transform.position,
				waypoints[cur].position,
				speed);
			GetComponent<Rigidbody2D>().MovePosition(p);
		}
		// Waypoint reached, select next one
		else cur = (cur + 1) % waypoints.Length;

		// Animation
		Vector2 dir = waypoints[cur].position - transform.position;
		GetComponent<Animator>().SetFloat("DirX", dir.x);
		GetComponent<Animator>().SetFloat("DirY", dir.y);
	}

	void OnTriggerEnter2D(Collider2D co) {
		if (co.name == "pacman") {
			Destroy (co.gameObject);
			Messenger.Broadcast (GameEvent.PACMAN_HIT);
			source.Play();
		}
	}
}

下载链接：pacman2d: 经典游戏案例：吃豆人demo