1.Application.CaptureScreenshot("Screenshot.png", 0);
2.
- exture2D CaptureScreenshot2(Rect rect)
- {
- // 先创建一个的空纹理,大小可根据实现需要来设置
- Texture2D screenShot = new Texture2D((int)rect.width, (int)rect.height, TextureFormat.RGB24,false);
- // 读取屏幕像素信息并存储为纹理数据,
- screenShot.ReadPixels(rect, 0, 0);
- screenShot.Apply();
- // 然后将这些纹理数据,成一个png图片文件
- byte[] bytes = screenShot.EncodeToPNG();
- string filename = Application.dataPath + "/Screenshot.png";
- System.IO.File.WriteAllBytes(filename, bytes);
- Debug.Log(string.Format("截屏了一张图片: {0}", filename));
- // 最后,我返回这个Texture2d对象,这样我们直接,所这个截图图示在游戏中,当然这个根据自己的需求的。
- return screenShot;
- }
- 截全屏(如下图, 注:有ui):
CaptureScreenshot2( new Rect( Screen.width*0f, Screen.height*0f, Screen.width*1f, Screen.height*1f));
截中间4分之(如下图):
CaptureScreenshot2( new Rect( Screen.width*0.25f, Screen.height*0.25f, Screen.width*0.5f, Screen.height*0.5f));
3.
- Texture2D CaptureCamera(Camera camera, Rect rect)
- {
- // 创建一个RenderTexture对象
- RenderTexture rt = new RenderTexture((int)rect.width, (int)rect.height, 0);
- // 临时设置相关相机的targetTexture为rt, 并手动渲染相关相机
- camera.targetTexture = rt;
- camera.Render();
- //ps: --- 如果这样加上第二个相机,可以实现只截图某几个指定的相机一起看到的图像。
- //ps: camera2.targetTexture = rt;
- //ps: camera2.Render();
- //ps: -------------------------------------------------------------------
- // 激活这个rt, 并从中中读取像素。
- RenderTexture.active = rt;
- Texture2D screenShot = new Texture2D((int)rect.width, (int)rect.height, TextureFormat.RGB24,false);
- screenShot.ReadPixels(rect, 0, 0);// 注:这个时候,它是从RenderTexture.active中读取像素
- screenShot.Apply();
- // 重置相关参数,以使用camera继续在屏幕上显示
- camera.targetTexture = null;
- //ps: camera2.targetTexture = null;
- RenderTexture.active = null; // JC: added to avoid errors
- GameObject.Destroy(rt);
- // 最后将这些纹理数据,成一个png图片文件
- byte[] bytes = screenShot.EncodeToPNG();
- string filename = Application.dataPath + "/Screenshot.png";
- System.IO.File.WriteAllBytes(filename, bytes);
- Debug.Log(string.Format("截屏了一张照片: {0}", filename));
- return screenShot;
- }