相机跟随人物

 1 using UnityEngine;
 2 using System.Collections;
 3 
 4 namespace CompleteProject
 5 {
 6     public class CameraFollow : MonoBehaviour
 7     {
 8         public Transform target;            // The position that that camera will be following.
 9         public float smoothing = 5f;        // The speed with which the camera will be following.
10 
11 
12         Vector3 offset;                     // The initial offset from the target.
13 
14 
15         void Start ()
16         {
17             // Calculate the initial offset.
18             offset = transform.position - target.position;
19         }
20 
21 
22         void FixedUpdate ()
23         {
24             // Create a postion the camera is aiming for based on the offset from the target.
25             Vector3 targetCamPos = target.position + offset;
26 
27             // Smoothly interpolate between the camera‘s current position and it‘s target position.
28            //相机平滑的移动到目标位置，插值
29             transform.position = Vector3.Lerp (transform.position, targetCamPos, smoothing * Time.deltaTime);
30         }
31     }
32 }