unity3d 3中截屏方法

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每天一点知识点（Unity中三种截屏方法）
热度 231388 2015-9-1 11:29 |个人分类:学习笔记| 知识点, 截屏

/// <summary>
/// 截取全屏的方法包括UI
/// </summary>
public void CaptureScreen()
{
Application.CaptureScreenshot("截取全屏.png", 0);
Debug.Log(1);
}

/// <summary>
/// 自定义截图大小其中包含UI
/// </summary>
public Texture2D CaptureScreen(Rect rect)
{
Texture2D screenShot = new Texture2D((int)rect.width, (int)rect.height, TextureFormat.RGB24, false);

screenShot.ReadPixels(rect, 0, 0);

screenShot.Apply();

byte[] bytes = screenShot.EncodeToPNG();
string filename = Application.dataPath + "/ScreenShot.png";
System.IO.File.WriteAllBytes(filename, bytes);

return screenShot;
}

/// <summary>
/// 针对不同的相机进行截图，可以把UI和游戏分开
/// </summary>
/// <param name="c"></param>
/// <param name="r"></param>
/// <returns></returns>
public Texture2D CaptureScreen(Camera c, Rect r)
{
RenderTexture rt = new RenderTexture((int)r.width, (int)r.height, 0);

c.targetTexture = rt;
c.Render();

RenderTexture.active = rt;
Texture2D screenShot = new Texture2D((int)r.width, (int)r.height, TextureFormat.RGB24, false);
screenShot.ReadPixels(r, 0, 0);
screenShot.Apply();

c.targetTexture = null;
RenderTexture.active = null;
GameObject.Destroy(rt);

byte[] bytes = screenShot.EncodeToPNG();
string filename = Application.dataPath + "/ScreenShot.png";
System.IO.File.WriteAllBytes(filename, bytes);

return screenShot;
}

unity3d 3中截屏方法

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原文地址：http://www.cnblogs.com/lijian-boke/p/4904653.html