From 2f0d63955eade8a9031f1509915dced9463f2856 Mon Sep 17 00:00:00 2001
From: Martin Bergtholdt <martin.bergtholdt@philips.com>
Date: Tue, 10 May 2011 19:18:50 +0200
Subject: [PATCH] BUG: Windows does not have round in math.h

---
 scikits/image/transform/_hough_transform.pyx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/scikits/image/transform/_hough_transform.pyx b/scikits/image/transform/_hough_transform.pyx
index 6239b5b1..ec85743d 100644
--- a/scikits/image/transform/_hough_transform.pyx
+++ b/scikits/image/transform/_hough_transform.pyx
@@ -9,8 +9,10 @@ np.import_array()
 cdef extern from "math.h":
     double sqrt(double)
     double ceil(double)
-    double round(double)
+    double floor(double)
 
+cdef double round(double val):
+    return floor(val + 0.5);
 
 cdef double PI_2 = 1.5707963267948966
 cdef double NEG_PI_2 = -PI_2