unity3d 截屏

void OnGUI(){

if(GUI.Button(new Rect(10,70,50,50),"ScreenShot")){
StartCoroutine(ScreenShot());  //协程调用
}
}

IEnumerator ScreenShot(){
int width = Screen.width;
int height = Screen.height;
yield return new WaitForEndOfFrame(); //去掉协程试试看会发生什么。
Texture2D tex = new Texture2D(width,height,TextureFormat.RGB24,false);//设置Texture2D
tex.ReadPixels(new Rect(0,0,width,height),0,0);//获取Pixels
tex.Apply();//应用改变
byte[] bytes = tex.EncodeToPNG();//转换为byte[]
　　　　　　　Destroy(tex);
Stream flstr = new FileStream(@"d:\1.png", FileMode.Create);//文件操作
BinaryWriter sw = new BinaryWriter(flstr, Encoding.Unicode);
sw.Write(bytes);
sw.Close();
flstr.Close();

}

using UnityEngine;

using System.Collections;

public class example : MonoBehaviour

{

　　void OnMouseDown()

　　{

　　　　Application.CaptureScreenshot("Screenshot.png");

　　}

}

function OnGUI(){
if(GUI.Button(Rect(Screen.width*0.5-50,Screen.height*0.5-50,100,100),"screen")){
Application.CaptureScreenshot("Screenshot.png");
}
}