if(Input.GetKey(KeyCode.Q))
{
transform.Rotate(0,-50*Time.deltaTime,0,Space.Self);
}
if(Input.GetKey(KeyCode.E))
{
transform.Rotate(0,50*Time.deltaTime,0,Space.Self);
}

模仿WOW镜头操作

1. using UnityEngine;
2. using System.Collections;
3. ///
4. /// 将此脚本附加到任意镜头上，可以使其拥有WOW镜头的控制方式
5. ///
6. public class WowCamera : MonoBehaviour
7. {
8. ///
9. /// 镜头目标
10. ///
11. public Transform Target;
12. ///
13. /// 镜头离目标的距离
14. ///
15. public float Distance = 30.0f;
16. ///
17. /// 最大镜头距离
18. ///
19. public float MaxDistance = 30.0f;
20. ///
21. /// 鼠标滚轮拉近拉远速度系数
22. ///
23. public float ScrollFactor = 10.0f;
24. ///
25. /// 镜头旋转速度比率
26. ///
27. public float RotateFactor = 10.0f;
28. ///
29. /// 镜头水平环绕角度
30. ///
31. public float HorizontalAngle = 45;
32. ///
33. /// 镜头竖直环绕角度
34. ///
35. public float VerticalAngle = 0;
36. private Transform mCameraTransform;
37. void Start()
38. {
39. mCameraTransform = transform;
40. }
41. void Update()
42. {
43. //滚轮向前：拉近距离；滚轮向后：拉远距离
44. var scrollAmount = Input.GetAxis(GameSetting.MouseScrollWheel);
45. Distance -= scrollAmount * ScrollFactor;
46. //保证镜头距离合法
47. if (Distance < 0)
48. Distance = 0;
49. else if (Distance > MaxDistance)
50. Distance = MaxDistance;
51. //按住鼠标左右键移动，镜头随之旋转
52. var isMouseLeftButtonDown = Input.GetMouseButton(0);
53. var isMouseRightButtonDown = Input.GetMouseButton(1);
54. if (isMouseLeftButtonDown || isMouseRightButtonDown)
55. {
56. Screen.lockCursor = true;
57. var axisX = Input.GetAxis(GameSetting.MouseX);
58. var axisY = Input.GetAxis(GameSetting.MouseY);
59. HorizontalAngle += axisX * RotateFactor;
60. VerticalAngle += axisY * RotateFactor;
61. if (isMouseRightButtonDown)
62. {
63. //如果是鼠标右键移动，则旋转人物在水平面上与镜头方向一致
64. Target.rotation = Quaternion.Euler(0, HorizontalAngle, 0);
65. }
66. }
67. else
68. {
69. Screen.lockCursor = false;
70. }
71. //按镜头距离调整位置和方向
72. var rotation = Quaternion.Euler(-VerticalAngle, HorizontalAngle, 0);
73. var offset = rotation * Vector3.back * Distance;
74. mCameraTransform.position = Target.position + offset;
75. mCameraTransform.rotation = rotation;
76. }
77. }