From f52f4522b1c8694986cf56ba55846c953f7e4907 Mon Sep 17 00:00:00 2001
From: Davis King <davis@dlib.net>
Date: Mon, 18 Feb 2013 09:14:25 -0500
Subject: [PATCH] Added a comment.

---
 examples/surf_ex.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/examples/surf_ex.cpp b/examples/surf_ex.cpp
index eef395e8f..f710a9fe8 100644
--- a/examples/surf_ex.cpp
+++ b/examples/surf_ex.cpp
@@ -63,7 +63,8 @@ int main(int argc, char** argv)
         for (unsigned long i = 0; i < sp.size(); ++i)
         {
             // Pull out the info from the SURF point relevant to figuring out
-            // where its rotated box should be.
+            // where its rotated box should be.  This is the box it extracted 
+            // the SURF descriptor vector from.
             const unsigned long box_size = static_cast<unsigned long>(sp[i].p.scale*20);
             const double ang = sp[i].angle;
             const point center(sp[i].p.center);