From 2bb0f945f9ba250b27c6a91272c6b457db1e7839 Mon Sep 17 00:00:00 2001
From: Fraser <frassle@gmail.com>
Date: Fri, 21 Feb 2014 19:35:34 +0000
Subject: [PATCH] Copy to correct offset.

Offset into image is y * stride, not y * bpp.
---
 Source/Examples/OpenTK/GameWindow/MouseCursorSimple.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Source/Examples/OpenTK/GameWindow/MouseCursorSimple.cs b/Source/Examples/OpenTK/GameWindow/MouseCursorSimple.cs
index 347643c8..0c78cfc2 100644
--- a/Source/Examples/OpenTK/GameWindow/MouseCursorSimple.cs
+++ b/Source/Examples/OpenTK/GameWindow/MouseCursorSimple.cs
@@ -32,8 +32,9 @@ namespace Examples.Tutorial
             for (int y = 0; y < bitmap.Height; ++y)
             {
                 var offset = new IntPtr(data.Scan0.ToInt64() + (data.Stride * y));
+                var stride = bitmap.Width * 4;
                 System.Runtime.InteropServices.Marshal.Copy(
-                    offset, rgba, y * 4, bitmap.Width * 4);
+                    offset, rgba, y * stride, stride);
             }
 
             var cursor = new OpenTK.MouseCursor(rgba, bitmap.Width, bitmap.Height, 0, 0);