using UnityEngine;
using System.Collections;
public class ProjectileTest : MonoBehaviour{
public GameObject target; //要到达的目标
public float speed = 10; //速度
private float distanceToTarget; //两者之间的距离
private bool IsMove = true; //判断是否到达位置
void Start () {
distanceToTarget = Vector3.Distance (this.transform.position, target.transform.position);
StartCoroutine (Shoot ());
}
IEnumerator Shoot ()
{
while (move) {
Vector3 targetPos = target.transform.position;
this.transform.LookAt (targetPos);
float angle = Mathf.Min (1, Vector3.Distance (this.transform.position, targetPos) / distanceToTarget) * 45;
this.transform.rotation = this.transform.rotation * Quaternion.Euler (Mathf.Clamp (-angle, -42, 42), 0, 0);
float currentDist = Vector3.Distance (this.transform.position, target.transform.position);
print ("currentDist" + currentDist);
if (currentDist < 0.5f)
move = false;
this.transform.Translate (Vector3.forward * Mathf.Min (speed * Time.deltaTime, currentDist));
yield return null;
}
}
}
