AudioSource.pan 平衡调整

# [AudioSource](AudioSource.html).pan 平衡调整

var *pan* : float

*Description* 描述

Sets a channels pan position linearly. Only works for 2D clips.

设置一个通道平衡调整线性位置，只工作于 2D 剪辑。

-1.0 to 1.0. -1.0 is full left. 0.0 is center. 1.0 is full right. Only sounds
that are mono or stereo can be panned. Multichannel sounds (ie >2 channels)
cannot be panned.

-1.0 到 1.0。-1.0 是最左，0.0 为中间，1.0 是最右。只有声音是单声道或立体声可以被调整。多声道声音（大于 2 声道）不能被调整。

* [C#](#)
* [JavaScript](#)

```
using UnityEngine;
using System.Collections;

public class example : MonoBehaviour {
	public bool panOnLeft = false;
	void Update() {
		if (Input.GetKeyDown(KeyCode.Space))
			if (panOnLeft) {
				panOnLeft = false;
				audio.pan = 1;
			} else {
				panOnLeft = true;
				audio.pan = -1;
			}

}
	void Awake() {
		audio.pan = 1;
	}
}
```

```
// Switches sound from left to right everytime the user presses space
//在用户每次按下空格键，从左到右声道切换声音

var panOnLeft = false;
audio.pan = 1;

function Update() {
	if(Input.GetKeyDown(KeyCode.Space)) {
		if(panOnLeft) {
			panOnLeft = false;
			audio.pan = 1;
		} else {
			panOnLeft = true;
			audio.pan = -1;
		}
	}
}
```