From e82ea2c6b7a27242e0fcd6f86944f15c27176d8c Mon Sep 17 00:00:00 2001
From: James Jackson-South <james_south@hotmail.com>
Date: Tue, 6 Dec 2016 00:10:39 +1100
Subject: [PATCH] Add documentation to PixelAccessor

---
 src/ImageSharp/Image/PixelAccessor.cs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/ImageSharp/Image/PixelAccessor.cs b/src/ImageSharp/Image/PixelAccessor.cs
index 39534dbdec..f11082df71 100644
--- a/src/ImageSharp/Image/PixelAccessor.cs
+++ b/src/ImageSharp/Image/PixelAccessor.cs
@@ -420,6 +420,14 @@ namespace ImageSharp
             return this.pixelsBase + ((targetY * this.Width) * Unsafe.SizeOf<TColor>());
         }
 
+        /// <summary>
+        /// Checks the coordinates to ensure they are within bounds.
+        /// </summary>
+        /// <param name="x">The x-coordinate of the pixel. Must be greater than zero and smaller than the width of the pixel.</param>
+        /// <param name="y">The y-coordinate of the pixel. Must be greater than zero and smaller than the width of the pixel.</param>
+        /// <exception cref="ArgumentOutOfRangeException">
+        /// Thrown if the coordinates are not within the bounds of the image.
+        /// </exception>
         [Conditional("DEBUG")]
         private void CheckCoordinates(int x, int y)
         {