From 2878f5b42a886df38fc88551eced04672bad0ad3 Mon Sep 17 00:00:00 2001
From: Thomas Broust <thomas.broust@gmail.com>
Date: Wed, 25 Feb 2015 10:27:48 +0100
Subject: [PATCH] Adds reference for calculation

Former-commit-id: 69ff24ef1d25918605ecc79eceed82ed474e64dd
Former-commit-id: ca1e37b1ecf69868c2cd76ae8bbd881044f942c6
---
 src/ImageProcessor/Imaging/Rotation.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/ImageProcessor/Imaging/Rotation.cs b/src/ImageProcessor/Imaging/Rotation.cs
index 421216e00a..0b841c297a 100644
--- a/src/ImageProcessor/Imaging/Rotation.cs
+++ b/src/ImageProcessor/Imaging/Rotation.cs
@@ -46,6 +46,9 @@
         /// <param name="imageWidth">Width of the image.</param>
         /// <param name="imageHeight">Height of the image.</param>
         /// <param name="angle">The angle.</param>
+        /// <remarks>
+        /// Based on <see href="http://math.stackexchange.com/questions/1070853/"/>
+        /// </remarks>
         /// <returns>The zoom needed</returns>
         public static float ZoomAfterRotation(int imageWidth, int imageHeight, float angle)
         {