From: cristy <urban-warrior@git.imagemagick.org>
Date: Wed, 19 Jun 2013 16:37:02 +0000 (+0000)
Subject: (no commit message)
X-Git-Tag: 7.0.1-0~3581
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7f47c84a4e85940a94eb50830dd7c23fd3776025;p=imagemagick

---

diff --git a/tests/validate.c b/tests/validate.c
index 2bd056157..3d3fc32f3 100644
--- a/tests/validate.c
+++ b/tests/validate.c
@@ -544,11 +544,12 @@ static inline void ConvertXYZToLCHab(const double X,const double Y,
     b;
 
   ConvertXYZToLab(X,Y,Z,luma,&a,&b);
-  *chroma=hypot(255.0*(a-0.5),255.0*(b-0.5))/255.0+0.5;
-  *hue=180.0*atan2(255.0*(b-0.5),255.0*(a-0.5))/MagickPI/360.0;
+  *chroma=hypot(255.0*(a-0.5),255.0*(b-0.5));
+  *hue=180.0*atan2(255.0*(b-0.5),255.0*(a-0.5))/MagickPI;
+  *chroma=(*chroma)/255.0+0.5;
+  *hue=(*hue)/255.0+0.5;
   if (*hue < 0.0)
     *hue+=1.0;
-  *hue+=0.5;
 }
 
 static void ConvertRGBToLCHab(const double red,const double green,