Go语言视频零基础入门到精通

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1. using UnityEngine;
2. using System.Collections;
4. public class SinDemo : MonoBehaviour {
6.     public GameObject gameobj1;
7.     float dis = 0.0001f;
8.     bool isTrue = false;
9.    
10.     // Use this for initialization
11.         void Start () {
12.         
13.         /*AngleAxis
14.         //transform沿y轴旋转30度
15.         transform.rotation = Quaternion.AngleAxis(30, Vector3.up);
16.         //transform沿z轴旋转30度
17.         transform.rotation = Quaternion.AngleAxis(30, Vector3.forward);
18.         //transform沿x轴旋转30度
19.         transform.rotation = Quaternion.AngleAxis(30, Vector3.left);
20.          * */
22.         /*eulerAngles
23.         Quaternion rotation = Quaternion.identity; // (0.0, 0.0, 0.0, 1.0)
24.         //y轴旋转30度
25.         rotation.eulerAngles = new Vector3(0, 30, 0);
26.         transform.rotation = rotation;
27.          */
29.         /*Euler
30.          //y轴旋转30度
31.         Quaternion rotation = Quaternion.Euler(0, 30, 0);
32.         //transform.rotation = rotation;
33.          //y轴旋转30度
34.         rotation = Quaternion.Euler(new Vector3(0, 30, 0));
35.         transform.rotation = rotation;
36.          * */
37.         /*FromToRotation
38.         //从一个方向转到另外一个方向，把y轴指向z轴
39.         //transform.rotation = Quaternion.FromToRotation(Vector3.up, Vector3.forward);
40.          */
41.         /*Inverse：角度取反
42.         Quaternion rotation = Quaternion.Euler(0, 30, 0);
43.         transform.rotation = rotation;
44.         Debug.LogError("normal rotation is " + rotation);
45.         rotation = Quaternion.Inverse(rotation);
46.         Debug.LogError("inverse rotation is " + rotation);*/
47.         //LookRotation
48.         //计算出gameobj1到transform的方向
49.         Vector3 relativePos = transform.position - gameobj1.transform.position;
50.         //物体看向relativePos这个方向
51.         Quaternion rotation = Quaternion.LookRotation(relativePos);
52.         gameobj1.transform.rotation = rotation;
54.         Debug.LogError("rotation is " + rotation);
55.     }
59.     /// <summary>
60.     /// 如果你想绘制可被点选的gizmos，执行这个函数
61.     /// </summary>
62.     void OnDrawGizmos()
63.     {
64.         Gizmos.color = Color.red;
65.         Vector3 direction = Vector3.right * 2;  //世界坐标系的 轴向x
66.         Gizmos.DrawRay(transform.position, direction);
67.         Gizmos.color = Color.green;
68.         direction = Vector3.up * 2;   //世界坐标系的 轴向y
69.         Gizmos.DrawRay(transform.position, direction);
70.         Gizmos.color = Color.blue;
71.         direction = Vector3.forward * 2;     //世界坐标系的 轴向z
72.         Gizmos.DrawRay(transform.position, direction);
73.     }
75.     Quaternion fromQua = Quaternion.Euler(0, 10, 0);
76.     Quaternion toQua = Quaternion.Euler(0, 80, 0);
77.     float speed = 0.1f;
78.         void Update () {
79.         //Quaternion.Slerp:fromQua旋转角度变换到toQua角度
80.         //transform.rotation = Quaternion.Slerp(fromQua, toQua, Time.time * speed);
81.          transform.rotation = Quaternion.Lerp(fromQua, toQua, Time.time * speed);
82.     }

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