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把这个脚本挂在一个cube上,然后把另一个cube拖到target上,把这两个物体之间有一段距离,然后运行,就看到效果了
using UnityEngine;
using System.Collections;
public class ProjectileTest : MonoBehaviour
{
public GameObject target;
public float speed = 10;
private float distanceToTarget;
private bool move = true;
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;
}
}
}
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