Unity3D之Audio

 1 public class Audio_TestDemo : MonoBehaviour
 2 {
 3 
 4     public AudioSource audioClip;
 5     public GameObject player;
 6     // Use this for initialization
 7     void Start()
 8     {
 9         audioClip.priority = 0;
10         audioClip.clip = (AudioClip)Resources.Load("Audio_Demo/1", typeof(AudioClip)); ;
11         audioClip.Play();
12     }
13 
14     // Update is called once per frame
15     void Update()
16     {
17         if (Input.GetKeyUp(KeyCode.A))
18         {
19             //静音和播放
20             audioClip.mute = !audioClip.mute;
21         }
22         if (Input.GetKey(KeyCode.LeftArrow))
23         {
24             //改变音调值，加速音频剪辑的播放
25             audioClip.pitch += 0.1f;
26         }
27         if (Input.GetKey(KeyCode.RightArrow))
28         {
29             //改变音调值，减速音频剪辑的播放
30             audioClip.pitch -= 0.1f;
31         }
32         if (Input.GetKey(KeyCode.UpArrow))
33         {
34             //音量增大
35             audioClip.volume += 0.1f;
36         }
37         if (Input.GetKey(KeyCode.DownArrow))
38         {
39             //音量减小
40             audioClip.volume -= 0.1f;
41         }
42         if (Vector3.Distance(player.transform.position, audioClip.transform.position) > audioClip.maxDistance)
43         {
44             //线性衰减，离声源越远声音越小，离声源越近声音越大
45             audioClip.rolloffMode = AudioRolloffMode.Linear;
46             //对数衰减，接近声源时音量大，当远离时音量下降明显
47             //audioClip.rolloffMode = AudioRolloffMode.Logarithmic;
48            // audioClip.rolloffMode = AudioRolloffMode.Custom;
49         }
50     }
51 }