Unity3d Learning Tutorial C # Rotating Lens

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);
}

Mimic WOW lens operation

2. Using Unityengine;
4. Using System.Collections;
8. ///
10. Attaching this script to any lens allows it to have a WOW lens control
12. ///
14. public class Wowcamera:monobehaviour
16. {
18. ///
20. Lens target
22. ///
24. Public Transform Target;
28. ///
30. The distance of the lens from the target
32. ///
34. public float Distance = 30.0f;
38. ///
40. Maximum Lens distance
42. ///
44. public float maxdistance = 30.0f;
48. ///
50. The mouse wheel pulls the far speed coefficient
52. ///
54. public float scrollfactor = 10.0f;
58. ///
60. Lens Rotation speed ratio
62. ///
64. public float rotatefactor = 10.0f;
68. ///
70. Lens horizontal Surround Angle
72. ///
74. public float horizontalangle = 45;
78. ///
80. Lens vertical Surround Angle
82. ///
84. public float verticalangle = 0;
88. Private Transform Mcameratransform;
92. void Start ()
94. {
96. Mcameratransform = transform;
98. }
102. void Update ()
104. {
106. Wheel forward: close the distance; Roller back: Pull Away
108. var scrollamount = Input.getaxis (Gamesetting.mousescrollwheel);
110. Distance-= ScrollAmount * Scrollfactor;
118. Ensure lens distance is legal
120. if (Distance < 0)
122. Distance = 0;
124. else if (Distance > MaxDistance)
126. Distance = maxdistance;
134. Press and hold the mouse button to move, the lens rotates with it
136. var ismouseleftbuttondown = Input.getmousebutton (0);
138. var ismouserightbuttondown = Input.getmousebutton (1);
140. if (Ismouseleftbuttondown | | ismouserightbuttondown)
142. {
144. Screen.lockcursor = true;
148. var AxisX = Input.getaxis (gamesetting.mousex);
150. var axisy = Input.getaxis (Gamesetting.mousey);
154. Horizontalangle + = AxisX * Rotatefactor;
156. Verticalangle + = Axisy * Rotatefactor;
158. if (Ismouserightbuttondown)
160. {
162. If the right mouse button is moved, the rotated character is aligned on the horizontal plane with the lens orientation
164. target.rotation = Quaternion.euler (0, Horizontalangle, 0);
166. }
168. }
170. Else
172. {
174. Screen.lockcursor = false;
176. }
184. Adjust position and orientation by lens distance
186. var rotation = Quaternion.euler (-verticalangle, Horizontalangle, 0);
188. var offset = rotation * Vector3.back * Distance;
190. Mcameratransform.position = target.position + offset;
192. Mcameratransform.rotation = rotation;
194. }
196. }

Unity3d Learning Tutorial C # Rotating Lens