From eb04d4996c768f9b8477287eef3c9c52cc738e48 Mon Sep 17 00:00:00 2001
From: the_fiddler <the_fiddler@ebc5dd9b-fb1d-0410-b6f8-d24c324e9604>
Date: Fri, 22 Oct 2010 15:04:04 +0000
Subject: [PATCH] Avoid using deprecated GLControl.GrabScreenshot() method.

---
 .../OpenTK/GLControl/GLControlGameLoop.cs     | 21 ++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/Source/Examples/OpenTK/GLControl/GLControlGameLoop.cs b/Source/Examples/OpenTK/GLControl/GLControlGameLoop.cs
index 816fb039..66b5bff5 100644
--- a/Source/Examples/OpenTK/GLControl/GLControlGameLoop.cs
+++ b/Source/Examples/OpenTK/GLControl/GLControlGameLoop.cs
@@ -66,7 +66,9 @@ namespace Examples.WinForms
         void glControl_KeyUp(object sender, KeyEventArgs e)
         {
             if (e.KeyCode == Keys.F12)
-                glControl.GrabScreenshot().Save("screenshot.png");
+            {
+                GrabScreenshot().Save("screenshot.png");
+            }
         }
 
         #endregion
@@ -204,6 +206,23 @@ namespace Examples.WinForms
 
         #endregion
 
+        #region private void GrabScreenshot()
+
+        Bitmap GrabScreenshot()
+        {
+            Bitmap bmp = new Bitmap(this.ClientSize.Width, this.ClientSize.Height);
+            System.Drawing.Imaging.BitmapData data =
+            bmp.LockBits(this.ClientRectangle, System.Drawing.Imaging.ImageLockMode.WriteOnly,
+                System.Drawing.Imaging.PixelFormat.Format24bppRgb);
+            GL.ReadPixels(0, 0, this.ClientSize.Width, this.ClientSize.Height, PixelFormat.Bgr, PixelType.UnsignedByte,
+                data.Scan0);
+            bmp.UnlockBits(data);
+            bmp.RotateFlip(RotateFlipType.RotateNoneFlipY);
+            return bmp;
+        }
+
+        #endregion
+
         #region public static void Main()
 
         /// <summary>